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Socket.io vs SockJS

A side-by-side look at Socket.io and SockJS. For an in-depth review of either product, follow the links below.

Socket.io

Socket.io

Development

Socket.io is a JavaScript library that enables real-time, bidirectional and event-based communication between web clients and servers. It works by creating a persistent connection between the client and server that both can use to start sending data at any time, allowing for faster and more dynamic real-time web applications.

realtimewebsocketsnodejsjavascript
SockJS

SockJS

Development

SockJS is a JavaScript library that provides a WebSocket-like object in the browser. It automatically falls back to other transports like HTTP long-polling if WebSockets are not available.

websocketrealtimecommunication

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